Seiko Cal. 4439 - 738

Seiko 4439-738

This Spring Drive model from 1980 features a 42mm PVD Black case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-888b1b7a605b]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1980

Related Models

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